Home / 2,183,647.48-3,013,657.75-1,312,764.11

Finding the Fourth Proportional to 2,183,647.48, 3,013,657.75 and 1,312,764.11

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Solution

The fourth proportional to 2,183,647.48, 3,013,657.75 and 1,312,764.11 is: 1,811,749.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,183,647.48 : 3,013,657.75 = 1,312,764.11 : x
  2. Step 2: Convert to fraction form
    2,183,647.48/3,013,657.75 = 1,312,764.11/x
  3. Step 3: Cross multiply
    2,183,647.48x = 3,013,657.75 × 1,312,764.11
  4. Step 4: Simplify right side
    2,183,647.48x = 3,956,221,734,023.35
  5. Step 5: Solve for x
    x = 3,956,221,734,023.35/2,183,647.48
  6. Step 6: Final answer
    x = 1,811,749.27

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.